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July 30, 2014

Homework Help: Physics

Posted by Emily on Sunday, September 16, 2012 at 2:27pm.

In deep space (no gravity), the bolt (arrow) of a crossbow accelerates at 187m/s^2 and attains a speed of 114m/s when it leaves the bow. For how long is it accelerated? Answer in units of m/s

What speed will the bolt have attained 2.8 sec after leaving the crossbow? Answer in units of m/s

How far will the bolt have traveled during the 2.8 sec. Answer in the units of m

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